Out of -- -- -- broader Rivera at -- least he had blocked shots as he and his crew worked for weeks. Trying to get this safety crack it intended it to be decent tenant go to work -- He says a customer brought it in after finding it at an estate sale Rivera says the customer just wanted to know what was inside it before selling it for scrap. So they drilled hole after hole the safe lined with concrete. Finally -- their efforts paid off. Inside they tell us box after box field. With what appeared to be gold courts we go to was pretty remember here that can't be real -- accidentally. They also found tubes stuffed with the courts to be safe the -- called both the customers brought in the safe and police. Officer sees the point. Rivera says attorneys also showed up to see the courts it's unclear if they -- now be a legal battle over who the rightful owner of the -- might be. It's your -- legal analyst Joseph Andrew -- however says the law on this point is cleat. -- gave away your right to make -- when he gave the sake somebody for either some consideration some money. Or as a gift. HPD sees the coins but is now returning them investigators say as part of an agreement worked out between the state which got rid of the safe. And the man who received.

This transcript has been automatically generated and may not be 100% accurate.

{"id":20729606,"title":"Old Safe Yields Treasure of Gold Coins","duration":"1:19","description":"The contents of a safe sold for scrap metal in Houston are estimated to be worth $2.5 million.","section":"GMA","mediaType":"Default"}